A common example of this issue.
Obverse: a bust of the emperor wearing a radiate crown, armor, and a paludamentum, facing right; the legend on the outer rim reads:
IMP C M AVR CARINVS AVG;
Reverse: Genius standing facing left, holding a pater and a cornucopia, with the legend around the rim:
GENIVS EXERCITI, with the inscription KAA;
